/*
 * The following constants come from Mesa
 */
#ifndef GL_H
#define GL_H

#define GL_VERSION_1_1 1

#ifdef __cplusplus
extern "C" {
#endif

enum {
  /* Boolean values */
  GL_FALSE = 0,
  GL_TRUE = 1,

  /* Data types */
  GL_BYTE = 0x1400,
  GL_UNSIGNED_BYTE = 0x1401,
  GL_SHORT = 0x1402,
  GL_UNSIGNED_SHORT = 0x1403,
  GL_INT = 0x1404,
  GL_UNSIGNED_INT = 0x1405,
  GL_FLOAT = 0x1406,
  GL_DOUBLE = 0x140A,
  GL_2_BYTES = 0x1407,
  GL_3_BYTES = 0x1408,
  GL_4_BYTES = 0x1409,

  /* Primitives */
  GL_LINES = 0x0001,
  GL_POINTS = 0x0000,
  GL_LINE_STRIP = 0x0003,
  GL_LINE_LOOP = 0x0002,
  GL_TRIANGLES = 0x0004,
  GL_TRIANGLE_STRIP = 0x0005,
  GL_TRIANGLE_FAN = 0x0006,
  GL_QUADS = 0x0007,
  GL_QUAD_STRIP = 0x0008,
  GL_POLYGON = 0x0009,
  GL_EDGE_FLAG = 0x0B43,

  /* Vertex Arrays */
  GL_VERTEX_ARRAY = 0x8074,
  GL_NORMAL_ARRAY = 0x8075,
  GL_COLOR_ARRAY = 0x8076,
  GL_INDEX_ARRAY = 0x8077,
  GL_TEXTURE_COORD_ARRAY = 0x8078,
  GL_EDGE_FLAG_ARRAY = 0x8079,
  GL_VERTEX_ARRAY_SIZE = 0x807A,
  GL_VERTEX_ARRAY_TYPE = 0x807B,
  GL_VERTEX_ARRAY_STRIDE = 0x807C,
  GL_VERTEX_ARRAY_COUNT = 0x807D,
  GL_NORMAL_ARRAY_TYPE = 0x807E,
  GL_NORMAL_ARRAY_STRIDE = 0x807F,
  GL_NORMAL_ARRAY_COUNT = 0x8080,
  GL_COLOR_ARRAY_SIZE = 0x8081,
  GL_COLOR_ARRAY_TYPE = 0x8082,
  GL_COLOR_ARRAY_STRIDE = 0x8083,
  GL_COLOR_ARRAY_COUNT = 0x8084,
  GL_INDEX_ARRAY_TYPE = 0x8085,
  GL_INDEX_ARRAY_STRIDE = 0x8086,
  GL_INDEX_ARRAY_COUNT = 0x8087,
  GL_TEXTURE_COORD_ARRAY_SIZE = 0x8088,
  GL_TEXTURE_COORD_ARRAY_TYPE = 0x8089,
  GL_TEXTURE_COORD_ARRAY_STRIDE = 0x808A,
  GL_TEXTURE_COORD_ARRAY_COUNT = 0x808B,
  GL_EDGE_FLAG_ARRAY_STRIDE = 0x808C,
  GL_EDGE_FLAG_ARRAY_COUNT = 0x808D,
  GL_VERTEX_ARRAY_POINTER = 0x808E,
  GL_NORMAL_ARRAY_POINTER = 0x808F,
  GL_COLOR_ARRAY_POINTER = 0x8090,
  GL_INDEX_ARRAY_POINTER = 0x8091,
  GL_TEXTURE_COORD_ARRAY_POINTER = 0x8092,
  GL_EDGE_FLAG_ARRAY_POINTER = 0x8093,
  GL_V2F = 0x2A20,
  GL_V3F = 0x2A21,
  GL_C4UB_V2F = 0x2A22,
  GL_C4UB_V3F = 0x2A23,
  GL_C3F_V3F = 0x2A24,
  GL_N3F_V3F = 0x2A25,
  GL_C4F_N3F_V3F = 0x2A26,
  GL_T2F_V3F = 0x2A27,
  GL_T4F_V4F = 0x2A28,
  GL_T2F_C4UB_V3F = 0x2A29,
  GL_T2F_C3F_V3F = 0x2A2A,
  GL_T2F_N3F_V3F = 0x2A2B,
  GL_T2F_C4F_N3F_V3F = 0x2A2C,
  GL_T4F_C4F_N3F_V4F = 0x2A2D,

  /* Matrix Mode */
  GL_MATRIX_MODE = 0x0BA0,
  GL_MODELVIEW = 0x1700,
  GL_PROJECTION = 0x1701,
  GL_TEXTURE = 0x1702,

  /* Points */
  GL_POINT_SMOOTH = 0x0B10,
  GL_POINT_SIZE = 0x0B11,
  GL_POINT_SIZE_GRANULARITY = 0x0B13,
  GL_POINT_SIZE_RANGE = 0x0B12,

  /* Lines */
  GL_LINE_SMOOTH = 0x0B20,
  GL_LINE_STIPPLE = 0x0B24,
  GL_LINE_STIPPLE_PATTERN = 0x0B25,
  GL_LINE_STIPPLE_REPEAT = 0x0B26,
  GL_LINE_WIDTH = 0x0B21,
  GL_LINE_WIDTH_GRANULARITY = 0x0B23,
  GL_LINE_WIDTH_RANGE = 0x0B22,

  /* Polygons */
  GL_POINT = 0x1B00,
  GL_LINE = 0x1B01,
  GL_FILL = 0x1B02,
  GL_CCW = 0x0901,
  GL_CW = 0x0900,
  GL_FRONT = 0x0404,
  GL_BACK = 0x0405,
  GL_CULL_FACE = 0x0B44,
  GL_CULL_FACE_MODE = 0x0B45,
  GL_POLYGON_SMOOTH = 0x0B41,
  GL_POLYGON_STIPPLE = 0x0B42,
  GL_FRONT_FACE = 0x0B46,
  GL_POLYGON_MODE = 0x0B40,
  GL_POLYGON_OFFSET_FACTOR = 0x3038,
  GL_POLYGON_OFFSET_UNITS = 0x2A00,
  GL_POLYGON_OFFSET_POINT = 0x2A01,
  GL_POLYGON_OFFSET_LINE = 0x2A02,
  GL_POLYGON_OFFSET_FILL = 0x8037,

  /* Display Lists */
  GL_COMPILE = 0x1300,
  GL_COMPILE_AND_EXECUTE = 0x1301,
  GL_LIST_BASE = 0x0B32,
  GL_LIST_INDEX = 0x0B33,
  GL_LIST_MODE = 0x0B30,

  /* Depth buffer */
  GL_NEVER = 0x0200,
  GL_LESS = 0x0201,
  GL_GEQUAL = 0x0206,
  GL_LEQUAL = 0x0203,
  GL_GREATER = 0x0204,
  GL_NOTEQUAL = 0x0205,
  GL_EQUAL = 0x0202,
  GL_ALWAYS = 0x0207,
  GL_DEPTH_TEST = 0x0B71,
  GL_DEPTH_BITS = 0x0D56,
  GL_DEPTH_CLEAR_VALUE = 0x0B73,
  GL_DEPTH_FUNC = 0x0B74,
  GL_DEPTH_RANGE = 0x0B70,
  GL_DEPTH_WRITEMASK = 0x0B72,
  GL_DEPTH_COMPONENT = 0x1902,

  /* Lighting */
  GL_LIGHTING = 0x0B50,
  GL_LIGHT0 = 0x4000,
  GL_LIGHT1 = 0x4001,
  GL_LIGHT2 = 0x4002,
  GL_LIGHT3 = 0x4003,
  GL_LIGHT4 = 0x4004,
  GL_LIGHT5 = 0x4005,
  GL_LIGHT6 = 0x4006,
  GL_LIGHT7 = 0x4007,
  GL_SPOT_EXPONENT = 0x1205,
  GL_SPOT_CUTOFF = 0x1206,
  GL_CONSTANT_ATTENUATION = 0x1207,
  GL_LINEAR_ATTENUATION = 0x1208,
  GL_QUADRATIC_ATTENUATION = 0x1209,
  GL_AMBIENT = 0x1200,
  GL_DIFFUSE = 0x1201,
  GL_SPECULAR = 0x1202,
  GL_SHININESS = 0x1601,
  GL_EMISSION = 0x1600,
  GL_POSITION = 0x1203,
  GL_SPOT_DIRECTION = 0x1204,
  GL_AMBIENT_AND_DIFFUSE = 0x1602,
  GL_COLOR_INDEXES = 0x1603,
  GL_LIGHT_MODEL_TWO_SIDE = 0x0B52,
  GL_LIGHT_MODEL_LOCAL_VIEWER = 0x0B51,
  GL_LIGHT_MODEL_AMBIENT = 0x0B53,
  GL_FRONT_AND_BACK = 0x0408,
  GL_SHADE_MODEL = 0x0B54,
  GL_FLAT = 0x1D00,
  GL_SMOOTH = 0x1D01,
  GL_COLOR_MATERIAL = 0x0B57,
  GL_COLOR_MATERIAL_FACE = 0x0B55,
  GL_COLOR_MATERIAL_PARAMETER = 0x0B56,
  GL_NORMALIZE = 0x0BA1,

  /* User clipping planes */
  GL_CLIP_PLANE0 = 0x3000,
  GL_CLIP_PLANE1 = 0x3001,
  GL_CLIP_PLANE2 = 0x3002,
  GL_CLIP_PLANE3 = 0x3003,
  GL_CLIP_PLANE4 = 0x3004,
  GL_CLIP_PLANE5 = 0x3005,

  /* Accumulation buffer */
  GL_ACCUM_RED_BITS = 0x0D58,
  GL_ACCUM_GREEN_BITS = 0x0D59,
  GL_ACCUM_BLUE_BITS = 0x0D5A,
  GL_ACCUM_ALPHA_BITS = 0x0D5B,
  GL_ACCUM_CLEAR_VALUE = 0x0B80,
  GL_ACCUM = 0x0100,
  GL_ADD = 0x0104,
  GL_LOAD = 0x0101,
  GL_MULT = 0x0103,
  GL_RETURN = 0x0102,

  /* Alpha testing */
  GL_ALPHA_TEST = 0x0BC0,
  GL_ALPHA_TEST_REF = 0x0BC2,
  GL_ALPHA_TEST_FUNC = 0x0BC1,

  /* Blending */
  GL_BLEND = 0x0BE2,
  GL_BLEND_SRC = 0x0BE1,
  GL_BLEND_DST = 0x0BE0,
  GL_ZERO = 0,
  GL_ONE = 1,
  GL_SRC_COLOR = 0x0300,
  GL_ONE_MINUS_SRC_COLOR = 0x0301,
  GL_DST_COLOR = 0x0306,
  GL_ONE_MINUS_DST_COLOR = 0x0307,
  GL_SRC_ALPHA = 0x0302,
  GL_ONE_MINUS_SRC_ALPHA = 0x0303,
  GL_DST_ALPHA = 0x0304,
  GL_ONE_MINUS_DST_ALPHA = 0x0305,
  GL_SRC_ALPHA_SATURATE = 0x0308,
  GL_CONSTANT_COLOR = 0x8001,
  GL_ONE_MINUS_CONSTANT_COLOR = 0x8002,
  GL_CONSTANT_ALPHA = 0x8003,
  GL_ONE_MINUS_CONSTANT_ALPHA = 0x8004,

  /* Render Mode */
  GL_FEEDBACK = 0x1C01,
  GL_RENDER = 0x1C00,
  GL_SELECT = 0x1C02,

  /* Feedback */
  GL_2D = 0x0600,
  GL_3D = 0x0601,
  GL_3D_COLOR = 0x0602,
  GL_3D_COLOR_TEXTURE = 0x0603,
  GL_4D_COLOR_TEXTURE = 0x0604,
  GL_POINT_TOKEN = 0x0701,
  GL_LINE_TOKEN = 0x0702,
  GL_LINE_RESET_TOKEN = 0x0707,
  GL_POLYGON_TOKEN = 0x0703,
  GL_BITMAP_TOKEN = 0x0704,
  GL_DRAW_PIXEL_TOKEN = 0x0705,
  GL_COPY_PIXEL_TOKEN = 0x0706,
  GL_PASS_THROUGH_TOKEN = 0x0700,

  /* Fog */
  GL_FOG = 0x0B60,
  GL_FOG_MODE = 0x0B65,
  GL_FOG_DENSITY = 0x0B62,
  GL_FOG_COLOR = 0x0B66,
  GL_FOG_INDEX = 0x0B61,
  GL_FOG_START = 0x0B63,
  GL_FOG_END = 0x0B64,
  GL_LINEAR = 0x2601,
  GL_EXP = 0x0800,
  GL_EXP2 = 0x0801,

  /* Logic Ops */
  GL_LOGIC_OP = 0x0BF1,
  GL_LOGIC_OP_MODE = 0x0BF0,
  GL_CLEAR = 0x1500,
  GL_SET = 0x150F,
  GL_COPY = 0x1503,
  GL_COPY_INVERTED = 0x150C,
  GL_NOOP = 0x1505,
  GL_INVERT = 0x150A,
  GL_AND = 0x1501,
  GL_NAND = 0x150E,
  GL_OR = 0x1507,
  GL_NOR = 0x1508,
  GL_XOR = 0x1506,
  GL_EQUIV = 0x1509,
  GL_AND_REVERSE = 0x1502,
  GL_AND_INVERTED = 0x1504,
  GL_OR_REVERSE = 0x150B,
  GL_OR_INVERTED = 0x150D,

  /* Stencil */
  GL_STENCIL_TEST = 0x0B90,
  GL_STENCIL_WRITEMASK = 0x0B98,
  GL_STENCIL_BITS = 0x0D57,
  GL_STENCIL_FUNC = 0x0B92,
  GL_STENCIL_VALUE_MASK = 0x0B93,
  GL_STENCIL_REF = 0x0B97,
  GL_STENCIL_FAIL = 0x0B94,
  GL_STENCIL_PASS_DEPTH_PASS = 0x0B96,
  GL_STENCIL_PASS_DEPTH_FAIL = 0x0B95,
  GL_STENCIL_CLEAR_VALUE = 0x0B91,
  GL_STENCIL_INDEX = 0x1901,
  GL_KEEP = 0x1E00,
  GL_REPLACE = 0x1E01,
  GL_INCR = 0x1E02,
  GL_DECR = 0x1E03,

  /* Buffers, Pixel Drawing/Reading */
  GL_NONE = 0,
  GL_LEFT = 0x0406,
  GL_RIGHT = 0x0407,
  /*GL_FRONT			= 0x0404, */
  /*GL_BACK			= 0x0405, */
  /*GL_FRONT_AND_BACK		= 0x0408, */
  GL_FRONT_LEFT = 0x0400,
  GL_FRONT_RIGHT = 0x0401,
  GL_BACK_LEFT = 0x0402,
  GL_BACK_RIGHT = 0x0403,
  GL_AUX0 = 0x0409,
  GL_AUX1 = 0x040A,
  GL_AUX2 = 0x040B,
  GL_AUX3 = 0x040C,
  GL_COLOR_INDEX = 0x1900,
  GL_RED = 0x1903,
  GL_GREEN = 0x1904,
  GL_BLUE = 0x1905,
  GL_ALPHA = 0x1906,
  GL_LUMINANCE = 0x1909,
  GL_LUMINANCE_ALPHA = 0x190A,
  GL_ALPHA_BITS = 0x0D55,
  GL_RED_BITS = 0x0D52,
  GL_GREEN_BITS = 0x0D53,
  GL_BLUE_BITS = 0x0D54,
  GL_INDEX_BITS = 0x0D51,
  GL_SUBPIXEL_BITS = 0x0D50,
  GL_AUX_BUFFERS = 0x0C00,
  GL_READ_BUFFER = 0x0C02,
  GL_DRAW_BUFFER = 0x0C01,
  GL_DOUBLEBUFFER = 0x0C32,
  GL_STEREO = 0x0C33,
  GL_BITMAP = 0x1A00,
  GL_COLOR = 0x1800,
  GL_DEPTH = 0x1801,
  GL_STENCIL = 0x1802,
  GL_DITHER = 0x0BD0,
  GL_RGB = 0x1907,
  GL_RGBA = 0x1908,

  /* Implementation limits */
  GL_MAX_LIST_NESTING = 0x0B31,
  GL_MAX_ATTRIB_STACK_DEPTH = 0x0D35,
  GL_MAX_MODELVIEW_STACK_DEPTH = 0x0D36,
  GL_MAX_NAME_STACK_DEPTH = 0x0D37,
  GL_MAX_PROJECTION_STACK_DEPTH = 0x0D38,
  GL_MAX_TEXTURE_STACK_DEPTH = 0x0D39,
  GL_MAX_EVAL_ORDER = 0x0D30,
  GL_MAX_LIGHTS = 0x0D31,
  GL_MAX_CLIP_PLANES = 0x0D32,
  GL_MAX_TEXTURE_SIZE = 0x0D33,
  GL_MAX_PIXEL_MAP_TABLE = 0x0D34,
  GL_MAX_VIEWPORT_DIMS = 0x0D3A,
  GL_MAX_CLIENT_ATTRIB_STACK_DEPTH = 0x0D3B,

  /* Gets */
  GL_ATTRIB_STACK_DEPTH = 0x0BB0,
  GL_COLOR_CLEAR_VALUE = 0x0C22,
  GL_COLOR_WRITEMASK = 0x0C23,
  GL_CURRENT_INDEX = 0x0B01,
  GL_CURRENT_COLOR = 0x0B00,
  GL_CURRENT_NORMAL = 0x0B02,
  GL_CURRENT_RASTER_COLOR = 0x0B04,
  GL_CURRENT_RASTER_DISTANCE = 0x0B09,
  GL_CURRENT_RASTER_INDEX = 0x0B05,
  GL_CURRENT_RASTER_POSITION = 0x0B07,
  GL_CURRENT_RASTER_TEXTURE_COORDS = 0x0B06,
  GL_CURRENT_RASTER_POSITION_VALID = 0x0B08,
  GL_CURRENT_TEXTURE_COORDS = 0x0B03,
  GL_INDEX_CLEAR_VALUE = 0x0C20,
  GL_INDEX_MODE = 0x0C30,
  GL_INDEX_WRITEMASK = 0x0C21,
  GL_MODELVIEW_MATRIX = 0x0BA6,
  GL_MODELVIEW_STACK_DEPTH = 0x0BA3,
  GL_NAME_STACK_DEPTH = 0x0D70,
  GL_PROJECTION_MATRIX = 0x0BA7,
  GL_PROJECTION_STACK_DEPTH = 0x0BA4,
  GL_RENDER_MODE = 0x0C40,
  GL_RGBA_MODE = 0x0C31,
  GL_TEXTURE_MATRIX = 0x0BA8,
  GL_TEXTURE_STACK_DEPTH = 0x0BA5,
  GL_VIEWPORT = 0x0BA2,

  /* Evaluators */
  GL_AUTO_NORMAL = 0x0D80,
  GL_MAP1_COLOR_4 = 0x0D90,
  GL_MAP1_GRID_DOMAIN = 0x0DD0,
  GL_MAP1_GRID_SEGMENTS = 0x0DD1,
  GL_MAP1_INDEX = 0x0D91,
  GL_MAP1_NORMAL = 0x0D92,
  GL_MAP1_TEXTURE_COORD_1 = 0x0D93,
  GL_MAP1_TEXTURE_COORD_2 = 0x0D94,
  GL_MAP1_TEXTURE_COORD_3 = 0x0D95,
  GL_MAP1_TEXTURE_COORD_4 = 0x0D96,
  GL_MAP1_VERTEX_3 = 0x0D97,
  GL_MAP1_VERTEX_4 = 0x0D98,
  GL_MAP2_COLOR_4 = 0x0DB0,
  GL_MAP2_GRID_DOMAIN = 0x0DD2,
  GL_MAP2_GRID_SEGMENTS = 0x0DD3,
  GL_MAP2_INDEX = 0x0DB1,
  GL_MAP2_NORMAL = 0x0DB2,
  GL_MAP2_TEXTURE_COORD_1 = 0x0DB3,
  GL_MAP2_TEXTURE_COORD_2 = 0x0DB4,
  GL_MAP2_TEXTURE_COORD_3 = 0x0DB5,
  GL_MAP2_TEXTURE_COORD_4 = 0x0DB6,
  GL_MAP2_VERTEX_3 = 0x0DB7,
  GL_MAP2_VERTEX_4 = 0x0DB8,
  GL_COEFF = 0x0A00,
  GL_DOMAIN = 0x0A02,
  GL_ORDER = 0x0A01,

  /* Hints */
  GL_FOG_HINT = 0x0C54,
  GL_LINE_SMOOTH_HINT = 0x0C52,
  GL_PERSPECTIVE_CORRECTION_HINT = 0x0C50,
  GL_POINT_SMOOTH_HINT = 0x0C51,
  GL_POLYGON_SMOOTH_HINT = 0x0C53,
  GL_DONT_CARE = 0x1100,
  GL_FASTEST = 0x1101,
  GL_NICEST = 0x1102,

  /* Scissor box */
  GL_SCISSOR_TEST = 0x0C11,
  GL_SCISSOR_BOX = 0x0C10,

  /* Pixel Mode / Transfer */
  GL_MAP_COLOR = 0x0D10,
  GL_MAP_STENCIL = 0x0D11,
  GL_INDEX_SHIFT = 0x0D12,
  GL_INDEX_OFFSET = 0x0D13,
  GL_RED_SCALE = 0x0D14,
  GL_RED_BIAS = 0x0D15,
  GL_GREEN_SCALE = 0x0D18,
  GL_GREEN_BIAS = 0x0D19,
  GL_BLUE_SCALE = 0x0D1A,
  GL_BLUE_BIAS = 0x0D1B,
  GL_ALPHA_SCALE = 0x0D1C,
  GL_ALPHA_BIAS = 0x0D1D,
  GL_DEPTH_SCALE = 0x0D1E,
  GL_DEPTH_BIAS = 0x0D1F,
  GL_PIXEL_MAP_S_TO_S_SIZE = 0x0CB1,
  GL_PIXEL_MAP_I_TO_I_SIZE = 0x0CB0,
  GL_PIXEL_MAP_I_TO_R_SIZE = 0x0CB2,
  GL_PIXEL_MAP_I_TO_G_SIZE = 0x0CB3,
  GL_PIXEL_MAP_I_TO_B_SIZE = 0x0CB4,
  GL_PIXEL_MAP_I_TO_A_SIZE = 0x0CB5,
  GL_PIXEL_MAP_R_TO_R_SIZE = 0x0CB6,
  GL_PIXEL_MAP_G_TO_G_SIZE = 0x0CB7,
  GL_PIXEL_MAP_B_TO_B_SIZE = 0x0CB8,
  GL_PIXEL_MAP_A_TO_A_SIZE = 0x0CB9,
  GL_PIXEL_MAP_S_TO_S = 0x0C71,
  GL_PIXEL_MAP_I_TO_I = 0x0C70,
  GL_PIXEL_MAP_I_TO_R = 0x0C72,
  GL_PIXEL_MAP_I_TO_G = 0x0C73,
  GL_PIXEL_MAP_I_TO_B = 0x0C74,
  GL_PIXEL_MAP_I_TO_A = 0x0C75,
  GL_PIXEL_MAP_R_TO_R = 0x0C76,
  GL_PIXEL_MAP_G_TO_G = 0x0C77,
  GL_PIXEL_MAP_B_TO_B = 0x0C78,
  GL_PIXEL_MAP_A_TO_A = 0x0C79,
  GL_PACK_ALIGNMENT = 0x0D05,
  GL_PACK_LSB_FIRST = 0x0D01,
  GL_PACK_ROW_LENGTH = 0x0D02,
  GL_PACK_SKIP_PIXELS = 0x0D04,
  GL_PACK_SKIP_ROWS = 0x0D03,
  GL_PACK_SWAP_BYTES = 0x0D00,
  GL_UNPACK_ALIGNMENT = 0x0CF5,
  GL_UNPACK_LSB_FIRST = 0x0CF1,
  GL_UNPACK_ROW_LENGTH = 0x0CF2,
  GL_UNPACK_SKIP_PIXELS = 0x0CF4,
  GL_UNPACK_SKIP_ROWS = 0x0CF3,
  GL_UNPACK_SWAP_BYTES = 0x0CF0,
  GL_ZOOM_X = 0x0D16,
  GL_ZOOM_Y = 0x0D17,

  /* Texture mapping */
  GL_TEXTURE_ENV = 0x2300,
  GL_TEXTURE_ENV_MODE = 0x2200,
  GL_TEXTURE_1D = 0x0DE0,
  GL_TEXTURE_2D = 0x0DE1,
  GL_TEXTURE_WRAP_S = 0x2802,
  GL_TEXTURE_WRAP_T = 0x2803,
  GL_TEXTURE_MAG_FILTER = 0x2800,
  GL_TEXTURE_MIN_FILTER = 0x2801,
  GL_TEXTURE_ENV_COLOR = 0x2201,
  GL_TEXTURE_GEN_S = 0x0C60,
  GL_TEXTURE_GEN_T = 0x0C61,
  GL_TEXTURE_GEN_MODE = 0x2500,
  GL_TEXTURE_BORDER_COLOR = 0x1004,
  GL_TEXTURE_WIDTH = 0x1000,
  GL_TEXTURE_HEIGHT = 0x1001,
  GL_TEXTURE_BORDER = 0x1005,
  GL_TEXTURE_COMPONENTS = 0x1003,
  GL_NEAREST_MIPMAP_NEAREST = 0x2700,
  GL_NEAREST_MIPMAP_LINEAR = 0x2702,
  GL_LINEAR_MIPMAP_NEAREST = 0x2701,
  GL_LINEAR_MIPMAP_LINEAR = 0x2703,
  GL_OBJECT_LINEAR = 0x2401,
  GL_OBJECT_PLANE = 0x2501,
  GL_EYE_LINEAR = 0x2400,
  GL_EYE_PLANE = 0x2502,
  GL_SPHERE_MAP = 0x2402,
  GL_DECAL = 0x2101,
  GL_MODULATE = 0x2100,
  GL_NEAREST = 0x2600,
  GL_REPEAT = 0x2901,
  GL_CLAMP = 0x2900,
  GL_S = 0x2000,
  GL_T = 0x2001,
  GL_R = 0x2002,
  GL_Q = 0x2003,
  GL_TEXTURE_GEN_R = 0x0C62,
  GL_TEXTURE_GEN_Q = 0x0C63,

  GL_PROXY_TEXTURE_1D = 0x8063,
  GL_PROXY_TEXTURE_2D = 0x8064,
  GL_TEXTURE_PRIORITY = 0x8066,
  GL_TEXTURE_RESIDENT = 0x8067,
  GL_TEXTURE_1D_BINDING = 0x8068,
  GL_TEXTURE_2D_BINDING = 0x8069,

  /* Internal texture formats */
  GL_ALPHA4 = 0x803B,
  GL_ALPHA8 = 0x803C,
  GL_ALPHA12 = 0x803D,
  GL_ALPHA16 = 0x803E,
  GL_LUMINANCE4 = 0x803F,
  GL_LUMINANCE8 = 0x8040,
  GL_LUMINANCE12 = 0x8041,
  GL_LUMINANCE16 = 0x8042,
  GL_LUMINANCE4_ALPHA4 = 0x8043,
  GL_LUMINANCE6_ALPHA2 = 0x8044,
  GL_LUMINANCE8_ALPHA8 = 0x8045,
  GL_LUMINANCE12_ALPHA4 = 0x8046,
  GL_LUMINANCE12_ALPHA12 = 0x8047,
  GL_LUMINANCE16_ALPHA16 = 0x8048,
  GL_INTENSITY = 0x8049,
  GL_INTENSITY4 = 0x804A,
  GL_INTENSITY8 = 0x804B,
  GL_INTENSITY12 = 0x804C,
  GL_INTENSITY16 = 0x804D,
  GL_R3_G3_B2 = 0x2A10,
  GL_RGB4 = 0x804F,
  GL_RGB5 = 0x8050,
  GL_RGB8 = 0x8051,
  GL_RGB10 = 0x8052,
  GL_RGB12 = 0x8053,
  GL_RGB16 = 0x8054,
  GL_RGBA2 = 0x8055,
  GL_RGBA4 = 0x8056,
  GL_RGB5_A1 = 0x8057,
  GL_RGBA8 = 0x8058,
  GL_RGB10_A2 = 0x8059,
  GL_RGBA12 = 0x805A,
  GL_RGBA16 = 0x805B,

  /* Utility */
  GL_VENDOR = 0x1F00,
  GL_RENDERER = 0x1F01,
  GL_VERSION = 0x1F02,
  GL_EXTENSIONS = 0x1F03,

  /* Errors */
  GL_INVALID_VALUE = 0x0501,
  GL_INVALID_ENUM = 0x0500,
  GL_INVALID_OPERATION = 0x0502,
  GL_STACK_OVERFLOW = 0x0503,
  GL_STACK_UNDERFLOW = 0x0504,
  GL_OUT_OF_MEMORY = 0x0505,

  /*
	 * 1.0 Extensions
	 */
  /* GL_EXT_blend_minmax and GL_EXT_blend_color */
  GL_CONSTANT_COLOR_EXT = 0x8001,
  GL_ONE_MINUS_CONSTANT_COLOR_EXT = 0x8002,
  GL_CONSTANT_ALPHA_EXT = 0x8003,
  GL_ONE_MINUS_CONSTANT_ALPHA_EXT = 0x8004,
  GL_BLEND_EQUATION_EXT = 0x8009,
  GL_MIN_EXT = 0x8007,
  GL_MAX_EXT = 0x8008,
  GL_FUNC_ADD_EXT = 0x8006,
  GL_FUNC_SUBTRACT_EXT = 0x800A,
  GL_FUNC_REVERSE_SUBTRACT_EXT = 0x800B,
  GL_BLEND_COLOR_EXT = 0x8005,

  /* GL_EXT_polygon_offset */
  GL_POLYGON_OFFSET_EXT = 0x8037,
  GL_POLYGON_OFFSET_FACTOR_EXT = 0x8038,
  GL_POLYGON_OFFSET_BIAS_EXT = 0x8039,

  /* GL_EXT_vertex_array */
  GL_VERTEX_ARRAY_EXT = 0x8074,
  GL_NORMAL_ARRAY_EXT = 0x8075,
  GL_COLOR_ARRAY_EXT = 0x8076,
  GL_INDEX_ARRAY_EXT = 0x8077,
  GL_TEXTURE_COORD_ARRAY_EXT = 0x8078,
  GL_EDGE_FLAG_ARRAY_EXT = 0x8079,
  GL_VERTEX_ARRAY_SIZE_EXT = 0x807A,
  GL_VERTEX_ARRAY_TYPE_EXT = 0x807B,
  GL_VERTEX_ARRAY_STRIDE_EXT = 0x807C,
  GL_VERTEX_ARRAY_COUNT_EXT = 0x807D,
  GL_NORMAL_ARRAY_TYPE_EXT = 0x807E,
  GL_NORMAL_ARRAY_STRIDE_EXT = 0x807F,
  GL_NORMAL_ARRAY_COUNT_EXT = 0x8080,
  GL_COLOR_ARRAY_SIZE_EXT = 0x8081,
  GL_COLOR_ARRAY_TYPE_EXT = 0x8082,
  GL_COLOR_ARRAY_STRIDE_EXT = 0x8083,
  GL_COLOR_ARRAY_COUNT_EXT = 0x8084,
  GL_INDEX_ARRAY_TYPE_EXT = 0x8085,
  GL_INDEX_ARRAY_STRIDE_EXT = 0x8086,
  GL_INDEX_ARRAY_COUNT_EXT = 0x8087,
  GL_TEXTURE_COORD_ARRAY_SIZE_EXT = 0x8088,
  GL_TEXTURE_COORD_ARRAY_TYPE_EXT = 0x8089,
  GL_TEXTURE_COORD_ARRAY_STRIDE_EXT = 0x808A,
  GL_TEXTURE_COORD_ARRAY_COUNT_EXT = 0x808B,
  GL_EDGE_FLAG_ARRAY_STRIDE_EXT = 0x808C,
  GL_EDGE_FLAG_ARRAY_COUNT_EXT = 0x808D,
  GL_VERTEX_ARRAY_POINTER_EXT = 0x808E,
  GL_NORMAL_ARRAY_POINTER_EXT = 0x808F,
  GL_COLOR_ARRAY_POINTER_EXT = 0x8090,
  GL_INDEX_ARRAY_POINTER_EXT = 0x8091,
  GL_TEXTURE_COORD_ARRAY_POINTER_EXT = 0x8092,
  GL_EDGE_FLAG_ARRAY_POINTER_EXT = 0x8093

};

enum {
  GL_CURRENT_BIT = 0x00000001,
  GL_POINT_BIT = 0x00000002,
  GL_LINE_BIT = 0x00000004,
  GL_POLYGON_BIT = 0x00000008,
  GL_POLYGON_STIPPLE_BIT = 0x00000010,
  GL_PIXEL_MODE_BIT = 0x00000020,
  GL_LIGHTING_BIT = 0x00000040,
  GL_FOG_BIT = 0x00000080,
  GL_DEPTH_BUFFER_BIT = 0x00000100,
  GL_ACCUM_BUFFER_BIT = 0x00000200,
  GL_STENCIL_BUFFER_BIT = 0x00000400,
  GL_VIEWPORT_BIT = 0x00000800,
  GL_TRANSFORM_BIT = 0x00001000,
  GL_ENABLE_BIT = 0x00002000,
  GL_COLOR_BUFFER_BIT = 0x00004000,
  GL_HINT_BIT = 0x00008000,
  GL_EVAL_BIT = 0x00010000,
  GL_LIST_BIT = 0x00020000,
  GL_TEXTURE_BIT = 0x00040000,
  GL_SCISSOR_BIT = 0x00080000,
  GL_ALL_ATTRIB_BITS = 0x000fffff
};

/* some types */

typedef int GLenum;
typedef void GLvoid;
typedef unsigned char GLboolean;
typedef signed char GLbyte;      /* 1-byte signed */
typedef short GLshort;           /* 2-byte signed */
typedef int GLint;               /* 4-byte signed */
typedef unsigned char GLubyte;   /* 1-byte unsigned */
typedef unsigned short GLushort; /* 2-byte unsigned */
typedef unsigned int GLuint;     /* 4-byte unsigned */
typedef float GLfloat;           /* single precision float */
typedef double GLdouble;         /* double precision float */
typedef int GLsizei;

/* functions */

void glEnable(int code);
void glDisable(int code);

void glShadeModel(int mode);
void glCullFace(int mode);
void glPolygonMode(int face, int mode);

void glBegin(int type);
void glEnd(void);

#define PROTO_GL1(name)       \
  void gl##name##1f(float);   \
  void gl##name##1d(double);  \
  void gl##name##1fv(float*); \
  void gl##name##1dv(double*);

#define PROTO_GL2(name)              \
  void gl##name##2f(float, float);   \
  void gl##name##2d(double, double); \
  void gl##name##2fv(float*);        \
  void gl##name##2dv(double*);

#define PROTO_GL3(name)                      \
  void gl##name##3f(float, float, float);    \
  void gl##name##3d(double, double, double); \
  void gl##name##3fv(float*);                \
  void gl##name##3dv(double*);

#define PROTO_GL4(name)                              \
  void gl##name##4f(float, float, float, float);     \
  void gl##name##4d(double, double, double, double); \
  void gl##name##4fv(float*);                        \
  void gl##name##4dv(double*);

PROTO_GL2(Vertex)
PROTO_GL3(Vertex)
PROTO_GL4(Vertex)

PROTO_GL3(Color)
PROTO_GL4(Color)

PROTO_GL3(Normal)

PROTO_GL1(TexCoord)
PROTO_GL2(TexCoord)
PROTO_GL3(TexCoord)
PROTO_GL4(TexCoord)

void glEdgeFlag(int flag);

/* matrix */
void glMatrixMode(int mode);
void glLoadMatrixf(const float* m);
void glLoadIdentity(void);
void glMultMatrixf(const float* m);
void glPushMatrix(void);
void glPopMatrix(void);
void glRotatef(float angle, float x, float y, float z);
void glTranslatef(float x, float y, float z);
void glScalef(float x, float y, float z);

void glViewport(int x, int y, int width, int height);
void glFrustum(double left, double right, double bottom, double top, double near, double far);

/* lists */
unsigned int glGenLists(int range);
int glIsList(unsigned int list);
void glNewList(unsigned int list, int mode);
void glEndList(void);
void glCallList(unsigned int list);

/* clear */
void glClear(int mask);
void glClearColor(float r, float g, float b, float a);
void glClearDepth(double depth);

/* selection */
int glRenderMode(int mode);
void glSelectBuffer(int size, unsigned int* buf);

void glInitNames(void);
void glPushName(unsigned int name);
void glPopName(void);
void glLoadName(unsigned int name);

/* textures */
void glGenTextures(int n, unsigned int* textures);
void glDeleteTextures(int n, const unsigned int* textures);
void glBindTexture(int target, int texture);
void glTexImage2D(int target, int level, int components, int width, int height, int border,
                  int format, int type, void* pixels);
void glTexEnvi(int target, int pname, int param);
void glTexParameteri(int target, int pname, int param);
void glPixelStorei(int pname, int param);

/* lighting */

void glMaterialfv(int mode, int type, float* v);
void glMaterialf(int mode, int type, float v);
void glColorMaterial(int mode, int type);

void glLightfv(int light, int type, float* v);
void glLightf(int light, int type, float v);
void glLightModeli(int pname, int param);
void glLightModelfv(int pname, float* param);

/* misc */

void glFlush(void);
void glHint(int target, int mode);
void glGetIntegerv(int pname, int* params);
void glGetFloatv(int pname, float* v);
void glFrontFace(int mode);

/* opengl 1.2 arrays */
void glEnableClientState(GLenum array);
void glDisableClientState(GLenum array);
void glArrayElement(GLint i);
void glVertexPointer(GLint size, GLenum type, GLsizei stride, const GLvoid* pointer);
void glColorPointer(GLint size, GLenum type, GLsizei stride, const GLvoid* pointer);
void glNormalPointer(GLenum type, GLsizei stride, const GLvoid* pointer);
void glTexCoordPointer(GLint size, GLenum type, GLsizei stride, const GLvoid* pointer);

/* opengl 1.2 polygon offset */
void glPolygonOffset(GLfloat factor, GLfloat units);

/* not implemented, just added to compile  */
/*
inline void glPointSize(float) {}
inline void glLineWidth(float) {}
inline void glDeleteLists(int, int) {}
inline void glDepthFunc(int) {}
inline void glBlendFunc(int, int) {}
inline void glTexEnvf(int, int, int) {}
inline void glOrtho(float,float,float,float,float,float){}
inline void glVertex2i(int,int) {}
inline void glDepthMask(int) {}
inline void glFogi(int, int) {}
inline void glFogfv(int, const float*) {}
inline void glFogf(int, float) {}
inline void glRasterPos2f(float, float) {}
inline void glPolygonStipple(void*) {}
inline void glTexParameterf(int, int, int) {};
  */
/* non compatible functions */

void glDebug(int mode);

void glInit(void* zbuffer);
void glClose(void);

#ifdef __cplusplus
}
#endif

#endif
